参数资料
型号: TS4990IJT
厂商: STMICROELECTRONICS
元件分类: 音频/视频放大
英文描述: 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9
封装: LEAD FREE, FCP-9
文件页数: 8/32页
文件大小: 714K
代理商: TS4990IJT
Electrical characteristics
TS4990
16/32
Figure 50.
THD + N vs. output power
Figure 51.
THD + N vs. frequency
1E-3
0.01
0.1
1
0.01
0.1
1
10
Vcc=5V
Vcc=3.3V
Vcc=2.6V
Vcc=2.2V
RL = 16
Ω
F = 20kHz
Av = 2
Cb = 1
μF
BW < 125kHz
Tamb = 25
°C
THD
+
N
(
%
)
Output Power (W)
100
1000
10000
0.01
0.1
Vcc=2.2V, Po=130mW
Vcc=5V, Po=1W
RL=8
Ω
Av=2
Cb = 1
μF
Bw < 125kHz
Tamb = 25
°C
20k
20
THD
+
N
(
%
)
Frequency (Hz)
Figure 52.
SNR vs. power supply with
unweighted filter (20Hz to 20kHz)
Figure 53.
THD + N vs. frequency
2.5
3.0
3.5
4.0
4.5
5.0
80
85
90
95
100
105
110
Av = 2
Cb = 1
μF
THD+N < 0.7%
Tamb = 25
°C
RL=16
Ω
RL=4
Ω
RL=8
Ω
S
ig
n
a
lto
N
o
is
e
R
a
tio
(d
B
)
Power Supply Voltage (V)
100
1000
10000
0.1
1
Vcc=2.2V, Po=150mW
Vcc=5V, Po=1.3W
RL=4
Ω
Av=2
Cb = 1
μF
Bw < 125kHz
Tamb = 25
°C
20k
20
THD
+
N
(
%
)
Frequency (Hz)
Figure 54.
THD + N vs. frequency
Figure 55.
SNR vs. power supply with
unweighted filter (20Hz to 20kHz)
100
1000
10000
0.01
0.1
Vcc=2.2V, Po=100mW
Vcc=5V, Po=0.55W
RL=16
Ω
Av=2
Cb = 1
μF
Bw < 125kHz
Tamb = 25
°C
20k
20
THD
+
N
(
%
)
Frequency (Hz)
2.5
3.0
3.5
4.0
4.5
5.0
70
75
80
85
90
95
Av = 10
Cb = 1
μF
THD+N < 0.7%
Tamb = 25
°C
RL=16
Ω
RL=4
Ω
RL=8
Ω
S
ig
n
a
lto
N
o
is
e
R
a
tio
(d
B
)
Power Supply Voltage (V)
相关PDF资料
PDF描述
TS4990ID 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
TS4990IDT 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8
TSDC05EIJT 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9
TSDC05IJT 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9
TS4994EIJT 1.2 W, 1 CHANNEL, AUDIO AMPLIFIER, PBGA9
相关代理商/技术参数
参数描述
TS4990IQT 功能描述:音频放大器 1.2W audio pow. amp. RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
TS4990IST 功能描述:音频放大器 1.2W Audio Power Amp RoHS:否 制造商:STMicroelectronics 产品:General Purpose Audio Amplifiers 输出类型:Digital 输出功率: THD + 噪声: 工作电源电压:3.3 V 电源电流: 最大功率耗散: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:TQFP-64 封装:Reel
TS4990JT 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:1W AUDIO POWER AMPLIFIER WITH ACTIVE LOW STANDBY MODE
TS4994 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:1W Differential Input/Output Audio Power Amplifier with Selectable Standby
TS4994_06 制造商:TI 制造商全称:Texas Instruments 功能描述:1W differential input/output audio power amplifier with selectable standby